* libc/argz/argz_create_sep.c (argz_create_sep): Initialize *argz_len

to zero.
	* libc/include/argz.h: Guard against multiple inclusion.  Guard for
	use with C++.

newlib/ChangeLog

@@ -1,3 +1,10 @@
+2007-05-23  Corinna Vinschen  <vinschen@redhat.com>
+
+	* libc/argz/argz_create_sep.c (argz_create_sep): Initialize *argz_len
+	to zero.
+	* libc/include/argz.h: Guard against multiple inclusion.  Guard for
+	use with C++.
+
 2007-05-18  Eric Blake  <ebb9@byu.net>
 
 	* libc/stdio/vfprintf.c [_WANT_IO_LONG_LONG]: Allow non-gcc

newlib/libc/argz/argz_create_sep.c

@@ -31,6 +31,7 @@ _DEFUN (argz_create_sep, (string, sep, argz, argz_len),
   running = strdup(string);
   old_running = running;
 
+  *argz_len = 0;
   while ((token = strsep(&running, delim)))
     {
       len = strlen(token);

newlib/libc/include/argz.h

@@ -4,9 +4,16 @@
  * is freely granted, provided that this notice is preserved.
  */
 
+#ifndef _ARGZ_H_
+#define _ARGZ_H_
+
 #include <errno.h>
 #include <sys/types.h>
 
+#include "_ansi.h"
+
+_BEGIN_STD_C
+
 /* The newlib implementation of these functions assumes that sizeof(char) == 1. */
 error_t argz_create (char *const argv[], char **argz, size_t *argz_len);
 error_t argz_create_sep (const char *string, int sep, char **argz, size_t *argz_len);
@@ -20,3 +27,7 @@ error_t argz_delete (char **argz, size_t *argz_len, char *entry);
 error_t argz_insert (char **argz, size_t *argz_len, char *before, const char *entry);
 char * argz_next (char *argz, size_t argz_len, const char *entry);
 error_t argz_replace (char **argz, size_t *argz_len, const char *str, const char *with, unsigned *replace_count);
+
+_END_STD_C
+
+#endif /* _ARGZ_H_ */